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      <div class="weizhi">当前位置：<a href="/">首页</a> &gt; <a href="/news.html">新闻动态</a> &gt; 防爆接线盒与普通开关盒的区别</div>
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       <h1 class="biaoti">防爆接线盒与普通开关盒的区别</h1>
       <div class="fabiao">更新时间：2018-01-25&nbsp;&nbsp;|&nbsp;&nbsp;点击率：4716</div>
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       &nbsp;　　<strong><a href="http://www.hzalkj.cn/Products-7610214.html" target="_blank">防爆接线盒</a></strong>的主要结构特点：<div>　　结构简单，零件的尺寸也不能特别大，要与相应的装备相连接。</div><div>　　防爆接线盒采用接线盒做为过渡用，电线管与接线盒连接，线管里面的电线在接线盒中连起来，起到保护电线和连接电线的作用，这个就是接线盒。</div><div>　　而开关盒是开关、插座面板后面的底盒。安装在墙面上，接线盒是用于线管、灯具等接线、分线之用，一般这样算灯具数量+线管数量。</div><div>　　<strong>防爆接线盒</strong>与开关盒间的区别：</div><div>　　1.接线盒是电气配管线路中管线长度。接线盒是电气配管线路中管线长度，管线弯头超过规范规定的距离和弯头个数时以及管路有分支时，所必须设置的过路过渡盒，管线配到负荷终端是预留的盒，都是接线盒。其作用是方便穿线，分线和过渡接线。</div><div>　　2.开关盒、插座底盒、灯具盒都是这三种安装时的终端底盒，是安装灯具、开关、插座时安装固定面板以及在盒内接线用的。</div><div>　　3.接线盒和开关盒虽然属于电气安装工程中的辅料，但在单独的接线盒，开关盒安装定额子目中，确是属于未计价主材，需要输入主材单价。</div><div>　　4.计算<strong>防爆接线盒</strong>、开关盒、金属盒时，按照图纸数量据实计算；按照管路分支或者返管时必须过渡，管路直线距离和弯头数量超过规范规定的要求时必须增设接线盒，根据管路情况和管线及弯头情况进行分析计算，否则不少算就会多算。</div>
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